Fittings – connection components for engines & systems
Fittings are essential elements in engine systems, industrial machinery and marine environments. As mechanical connection points, they ensure tight, durable and vibration-resistant links between components. Whether you're dealing with marine fittings for boats or engine fittings for industrial motors, high-quality fittings are critical for maintaining operational safety and performance.
THREADED UNION - 81981300339 suitable for MAN D engines
Discover Threaded Union for MAN D EnginesDiscover our threaded union with the comparison number 81981300339, a top-quality product suitable for MAN D engines. This fitting belongs to the category of fittings and armatures and offers precise fit and reliable performance. Weighing just 0.06 kg, it is ideal for applications in marine and stationary environments as well as in locomotives, where a lightweight and robust component is required.Precise Fit for EnginesThe threaded union is an OEM replacement part that can be seamlessly integrated into your existing systems. By using carefully selected materials, a long service life and operational safety are ensured. Benefit from a product specifically designed for MAN D that meets the highest quality standards.
THREADED UNION - 81981300338 suitable for MAN D engines
Threaded Union – An Essential ProductDiscover the threaded union with comparison number 81981300338, which offers an ideal solution for your engine requirements. This OEM replacement part is suitable for MAN D engines and ensures optimal performance. Weighing only 0.05 kg, the threaded union is not only lightweight but also easy to install and versatile, making it an indispensable product for professional applications.Extensive Range of High-Quality ProductsBenefit from our extensive product range, which includes over 1 million OEM replacement parts. In addition to the threaded union with comparison number 81981300338, we also offer items compatible with manufacturers such as MWM, Mercedes-Benz, Deutz, MAN, Volvo, MTU, Bosch, and Detroit Diesel. Our many years of experience in the industry ensure the quality you expect.
THREADED UNION - 81981300336 suitable for MAN D engines
Robust Threaded Union for Specific EnginesDiscover our threaded union with the comparison number 81981300336 – an indispensable product suitable for MAN D engines. Weighing only 0.033 kg, this fitting and armature offers optimal functionality and precision, ideal for use in marine and stationary applications.Premium OEM Spare Parts in FocusOur threaded union is an OEM spare part distinguished by outstanding quality. Each part is manufactured under strict internal controls to ensure it meets the high standards you expect from a producer. Trust our expertise and the quality that comes with OEM spare parts.
THREADED UNION - 1683356045 suitable for Bosch engines
Threaded union with comparison number 1683356045Discover our product, the threaded union with comparison number 1683356045, which is specifically designed to support your engines. Weighing only 0.033 kg, this threaded union is easy to use and ideal for integration into your systems. Rely on the quality that our OEM replacement part offers to extend the lifespan of your engines.Suitable for MAN D enginesThis product is suitable for MAN D engines and ensures an excellent fit. As an OEM replacement part, the threaded union meets the highest standards in engine technology and ensures that your equipment operates optimally. By using our replacement part, you benefit from the durability and efficiency required for MAN D.
THREADED UNION - 81981300333 suitable for MAN D engines
Reliable Threaded Union – Comparison Number 81981300333 Discover our reliable threaded union with the comparison number 81981300333. This product is specifically designed to provide flawless function and stability in various applications. With a weight of 0.15 kg, this threaded union offers the perfect balance between lightness and robustness to meet the demands of engines.OEM Spare Parts Suitable for MAN D Engines Our threaded union is suitable for MAN D engines and ensures that your specific requirements in marine and stationary applications are optimally met. As an OEM spare part, it offers outstanding quality that meets the standards of renowned manufacturers without compromising. Rely on our selection of over 1 million spare parts to make your maintenance system efficient.
UNION - 81981300329 suitable for MAN D engines
Union suitable for MAN D enginesDiscover our OEM replacement part, the Union with the comparison number 81981300329, which is suitable for MAN D engines. This product belongs to the category of fittings and armatures and is characterized by durability and reliability.
THREADED UNION - 81981300323 suitable for MAN D engines
Premium Threaded Union for Reliable UseDiscover our reliable threaded union, compared under the comparison number 81981300323. This product is characterized by precise manufacturing and is suitable for MAN D engines. Weighing only 0.14 kg, it is both lightweight and user-friendly, making it ideal for various applications.Quality of OEM Spare PartsThis threaded union belongs to the group of fittings and armatures and meets the highest standards. Our spare parts are OEM spare parts, manufactured in top quality and offered at competitive prices without compromising on quality. Trust in the fit of this spare part.
THREADED UNION - 81981300318 suitable for MAN D engines
Precise Component: Threaded Union with Comparison Number 81981300318Discover our Threaded Union with the comparison number 81981300318, an essential OEM replacement part that optimally supports the performance of your MAN D engines. This product, weighing only 0.095 kg, is part of the Fittings and armatures category and impresses with precise workmanship and durability.
THREADED UNION - 81981300277 suitable for MAN D engines
Robust Spare Part for Optimized Engine PerformanceDiscover our threaded union with the comparison number 81981300277, specifically designed to optimize the performance of your engines. This product is an essential fittings and armatures element that provides you with a reliable connection in your system. The threaded union weighs only 0.16 kg and is perfectly suited for use in various applications, especially in maritime sectors and locomotives.
THREADED UNION - 81981300269 suitable for MAN D engines
Threaded union with comparison number 81981300269Discover our unique product, the threaded union with the comparison number 81981300269, specifically designed to be optimally compatible with MAN D engines. This OEM replacement part features precise manufacturing and ensures a reliable connection in demanding applications in marine and stationary engine technology. Weighing only 0.041 kg, the component is easy to handle.
THREADED UNION - 81981300268 suitable for MAN D engines
Reliable Threaded Union for Your ApplicationsDiscover our product, the threaded union with the comparison number 81981300268. This OEM spare part belongs to the category Fittings and armatures and offers you the reliability you expect from a quality component. Weighing only 0.05 kg, this part is not only lightweight but also efficient in its function.High Compatibility with MAN D EnginesThe threaded union is suitable for MAN D engines and ensures an optimal connection in your engine system. Each of our OEM spare parts, including this product, meets the highest standards to maximize the performance of your engines. Rely on parts that have proven themselves.
ADAPTER - 81981300262 suitable for MAN D engines
Optimal Product for MAN D EnginesDiscover our product with the comparison number 81981300262, the Union, which has been specifically designed to achieve optimal performance. This part is suitable for MAN D engines and belongs to the category of Fittings and armatures. Weighing only 0.1 kg, the Union ensures ease of installation and handling without compromising stability.Reliable OEM Replacement Parts for Your NeedsOur Union is an OEM replacement part that meets precise quality standards. This means that this Union offers a perfect fit and functionality that you can expect from an OEM replacement part. The product is designed to fit MAN D engines and meets the requirements for marine and stationary applications as well as locomotives.
ADAPTER - 81981300261 suitable for MAN D engines
Union for Diesel and Gas Engines in the Marine SectorPowerful and reliable: The union with the comparison number 81981300261 belongs to the article group fittings and armatures. This product is specifically designed to be compatible with MAN D engines. Weighing only 0.15 kg, the union offers an excellent combination of efficiency and durability, ideal for marine and stationary applications.
ADAPTER - 81981300260 suitable for MAN D engines
Precise OEM Replacement Part: Union for MAN D EnginesDiscover our Union, comparison number 81981300260, which is ideal as an OEM replacement part for your applications. This product is particularly light, weighing only 0.13 kg, and meets the highest quality standards. Our replacement parts are designed to meet the demands of engines used in marine and stationary applications.
THREADED UNION - 81981300259 suitable for MAN D engines
Threaded Union for Your ApplicationsDiscover our threaded union (comparison number: 81981300259), an essential OEM replacement part for many industrial applications. This product is optimally designed to ensure a reliable connection in numerous engines. Ideal for companies that rely on durable and precise replacement parts.
THREADED UNION - 81981300241 suitable for MAN D engines
Reliable Threaded Union in Original Equipment QualityDiscover our threaded union with the comparison number 81981300241, which is the perfect product for your engine equipment. This fitting element ensures a stable connection and is essential for the optimal operation of your engines. Weighing just 0.093 kg, the threaded union is compact and versatile.OEM Spare Parts for Durability and EfficiencyUsing OEM spare parts ensures the highest quality and an ideal fit for your applications. This threaded union is suitable for MAN D engines and significantly contributes to the performance and durability of your machine. Trust in a product that provides safety for your engine system.
THREADED UNION - 81981300228 suitable for MAN D engines
Threaded Union – Quality for Your ApplicationsDiscover our threaded union, comparison number 81981300228, which offers the perfect solution for your requirements. This OEM replacement part is specifically designed to ensure an optimal fit and functionality for engines in various applications. Weighing only 0.01 kg, this threaded union is both lightweight and robust – an important feature for your deployment areas.
THREADED UNION - 81981300226 suitable for MAN D engines
1A Threaded Union for Your NeedsDiscover our threaded union, an OEM replacement part suitable for MAN D engines. The comparison number 81981300226 stands for precise manufacturing quality and ensures that your engines operate efficiently.
CONNECTING UNION - 81981300215 suitable for MAN D engines
Union suitable for MAN D enginesDiscover the union with comparison number 81981300215, specifically designed to ensure optimal performance for engines. This OEM replacement part ensures that your engine operates efficiently and meets industry requirements. The product weighs only 0.075 kg, providing an ideal combination of user-friendliness and robustness.
CONNECTING UNION - 81981300214 suitable for MAN D engines
Union with comparison number 81981300214Discover our Union with the comparison number 81981300214, an essential product specifically designed for the demands of engines. This top-quality spare part belongs to the group of fittings and armatures and plays a crucial role in the efficiency of engines. Weighing only 0.012 kg, this Union is ideal for installation in various applications.OEM spare parts for your needsOur Union is compatible with MAN D engines and provides you with the quality you expect from OEM spare parts. OEM stands for the manufacturer of these components, meaning this spare part ensures the highest compatibility and quality. Unlike aftermarket products, which often do not meet the same standards, we offer only OEM spare parts that come directly from the manufacturer.
CONNECTING UNION 1/8-27 NPTF-1 - 81981300211 suitable for MAN D engines
Robust Replacement Part: The Union for EnginesDiscover our Union (comparison number: 81981300211), an OEM replacement part specifically designed to be compatible with MAN D engines. This product from the category Fittings and armatures ensures excellent fitment that is essential for the performance and longevity of your engines. Weighing only 0.01 kg, the Union is lightweight yet robust.Fitment for MAN D EnginesThe Union, referred to as an OEM replacement part, offers the potential to significantly enhance the operational capabilities of your MAN D engines. Made from premium materials that meet the highest standards, this replacement part compatible with MAN D provides reliable and efficient performance under various operating conditions.
THREADED UNION - 81981300198 suitable for MAN D engines
Threaded union compatible with MAN D enginesDiscover the threaded union, a top-quality product with the comparison number 81981300198, specifically designed to optimally support engines. This part belongs to the category of fittings and armatures and is suitable for MAN D engines. Weighing just 0.13 kg, the threaded union is both lightweight and efficient, making it the ideal component for your needs.OEM replacement parts of the highest qualityThe comparison number 81981300198 indicates that this OEM replacement part meets the highest standards. As OEM replacement parts, we offer products that are based on the original manufacturer standards, thereby optimizing the efficiency and reliability of your engines. Our replacement parts are not only affordable but also durable and robust, so you can count on them.
THREADED UNION - 81981300197 suitable for MAN D engines
Robust Threaded Union for Your ProcessesDiscover our threaded union with the comparison number 81981300197, an essential OEM spare part for high-performance applications. This item from the category fittings and armatures is specifically designed to provide reliable functionality in engines. Weighing only 0.17 kg, this threaded union offers easy installation and optimal performance that meets all load requirements.
THREADED UNION - 81981300195 suitable for MAN D engines
Precise Solutions for Your ApplicationsDiscover our threaded union with the comparison number 81981300195, an OEM replacement part specifically designed for use in demanding environments. This robust product offers excellent functionality and durability, ideally suited to the requirements of MAN D engines.
Function and benefits
Fittings serve as interfaces between hoses, pipes, housings and mechanical units. In engine systems, reliable engine fittings guarantee that fluids, gases and mechanical forces are securely transferred. Typical benefits of using precision-engineered fittings include:
- Secure and leak-free connections even under high pressure
- Resistance to corrosion, vibration and thermal stress
- Compatibility with various systems – from engines to pumps and cooling circuits
In marine environments, fittings must additionally withstand saltwater exposure and continuous load changes, making marine fittings a category of their own in terms of robustness and reliability.
Types and applications of engine and marine fittings
The category of fittings includes threaded connectors, quick couplings, hose connectors, elbows and T-pieces. Depending on the application, these are used in fuel systems, lubrication circuits, hydraulic control systems or exhaust units. In marine settings, boat fittings must also meet international safety and classification standards.
Engine fittings are commonly integrated in high-load environments such as diesel engines, gas turbines and power units. These fittings must be both dimensionally precise and material-optimized to support system pressure and dynamic loads.
Materials and design features
Fittings are typically made from stainless steel, brass, aluminum or composite materials. In some cases, coatings are applied to improve resistance to corrosion or abrasion. Boat fittings, in particular, are often anodized or sealed for protection against marine conditions.
Advanced design features such as O-ring grooves, reinforced walls or vibration dampers improve the safety and lifespan of engine fittings. Depending on the system, fittings may also be part of quick-connect modules or modular armature systems used in motors and armatures.
Replacement and availability
Over time, fittings can become worn or corroded, especially in aggressive environments or under constant pressure. For safety-critical systems such as marine engines, timely replacement is crucial. We supply a broad range of fittings suitable for MTU, Deutz, MAN, Volvo Penta, and MWM engine types.
Whether you're working with engine fittings, boat fittings or components related to motors and armatures, our warehouse ensures fast availability and OEM-level compatibility. Each engine armature or connection unit is carefully selected for durability and ease of installation.
Questions and answers
What is fittings?
Fittings are mechanical components used to connect pipes, hoses or structural elements in engines, industrial systems and marine applications. They are designed to ensure tight, secure and durable connections and are available in many shapes, sizes and materials.
How do fittings work?
Fittings work by mechanically joining two components, often using threads, clamps or pressure seals. In engines and motors, engine fittings maintain the integrity of fluid and air systems, while in boats and ships, marine fittings are essential for safe and corrosion-resistant connections. In the context of motor armatures, fittings help align and stabilize moving parts within dynamic systems.